March 22, 2017, 2:12 p.m. by Jaymi Heimbuch
This unusual cluster of stars will mesmerize you!
2 merging galaxies discovered that act like a huge, cosmic laser
December 31, 2016, 2:03 a.m. by Bryan Nelson
This 'megamaser' is beautiful to behold and intensely bright.
Huge ball of gas that could be 'cradle of life' probably smells gross
December 23, 2016, 7:29 p.m. by Bryan Nelson
Sagittarius B2 is a stinky but fascinating molecular cloud near the center of our galaxy.
World's largest digital sky survey includes 3 billion objects
December 20, 2016, 1:01 p.m. by Michael d'Estries
Unprecedented mapping project took more than 4 years of photographing the heavens to complete.
Mysterious rings around distant star could be evidence of new planets
December 12, 2016, 5:41 p.m. by Bryan Nelson
This might be what our solar system looked like when its planets were still forming.
Don't miss the supermoon, meteor showers and other amazing December sky events
December 12, 2016, 12:24 p.m. by Mary Jo DiLonardo
There's more in the sky than Santa this month.
Matter is spontaneously appearing and then disappearing around this distant star
December 1, 2016, 1:52 p.m. by Bryan Nelson
The mystery seems to hint at the existence of 'virtual particles" that represent fluctuations in the quantum field.
Was Einstein wrong? His views about the speed of light may soon be challenged
November 28, 2016, 9:27 p.m. by Bryan Nelson
A new theory suggests that the speed of light was not always constant, which could shake up physics as we know it.
Immaculate star might be the most perfectly spherical object in the universe
November 18, 2016, 8:41 p.m. by Bryan Nelson
Is this star as close to perfection as it gets in nature?